| name | sourcefile | sampleof | isbios | isdevice | ismechanical | runnable | description | year | manufacturer | romof | cloneof | MachineGenreId |
| v4psi | barcrest/mpu4vid.cpp | | no | no | no | yes | Prize Space Invaders (BWB IN2, £20, 50p/30p Play, 20" Version 1.1) (MPU4 Video) | 1991 | BWB | | | Casino / Misc. |
|
rom
| name | size | crc | sha1 | region | offset | status | optional | merge | bios |
| in220mpu4.p1 | 16384 | 75ff4b1f | a3adaad9a91c30fe6ff42dc2003c34a199b28807 | maincpu | 0 | good | no | | |
| in2-20p1.1 | 65536 | f34d9001 | 2bae06f4a5a5510b15b918261ecb0de9e34a6b53 | video | 0 | good | no | | |
| in2-20p1.2 | 65536 | 1dc931b4 | c46626183edd52c7938c5edee2395aacb49e0730 | video | 1 | good | no | | |
| in2-20p1.3 | 65536 | 107aa448 | 7b3d4053aaae3b97136cddefbc9edd5e61713ff7 | video | 20000 | good | no | | |
| in2-20p1.4 | 65536 | 04933278 | 97462aef782f7fe82b60f4bddcad0e6a6b50f3df | video | 20001 | good | no | | |
|
chip
| type | tag | name | clock |
| cpu | maincpu | Motorola MC6809 | 6880000 |
| cpu | video | Motorola MC68000 | 10000000 |
| audio | ay8913 | AY-3-8913 PSG | 1720000 |
| audio | mono | Speaker | |
| audio | alarmdac | 1-Bit DAC | |
| audio | lspeaker | Speaker | |
| audio | rspeaker | Speaker | |
| audio | saa | Philips SAA1099 | 8000000 |
|
control
| type | player | buttons | ways | reverse | minimum | maximum | sensitivity | keydelta | ways2 | ways3 | reqbuttons |
| joy | | 2 | 2 | no | | | | | | | |
|
device_ref
| name |
| mc6809 |
| ay8913 |
| nvram |
| timer |
| msc1937 |
| ptm6840 |
| pia6821 |
| pia6821 |
| pia6821 |
| pia6821 |
| pia6821 |
| pia6821 |
| meters |
| bacta_datalogger |
| coin_hopper |
| speaker |
| dac |
| screen |
| gfxdecode |
| scn2674 |
| m68000 |
| palette |
| ef9369 |
| ptm6840 |
| speaker |
| speaker |
| saa1099 |
| acia6850 |
| acia6850 |
|
dipswitch
| name | tag | mask |
| Unused | DIL1 | 1 |
| Unused | DIL1 | 2 |
| High Token Payout Proportion | DIL1 | 4 |
| Low Token Payout Proportion | DIL1 | 8 |
| Target Percentage (if key not fitted) | DIL1 | 240 |
| Coin Alarm Inhibit | DIL2 | 1 |
| Allow Multiple Credits | DIL2 | 2 |
| Payout when Empty? | DIL2 | 4 |
| Bank Win | DIL2 | 8 |
| Collect Mode | DIL2 | 16 |
| Hall of Fame Entry | DIL2 | 32 |
| Long Game | DIL2 | 64 |
| Clear MPU Memory | DIL2 | 128 |
|
display
| tag | type | rotate | width | height | refresh | pixclock | htotal | hbend | hbstart | vtotal | vbend | vbstart | flipx |
| screen | raster | 0 | 504 | 296 | 49.920128 | 10000000 | 640 | 0 | 504 | 313 | 0 | 296 | no |
|
driver
| status | emulation | savestate | requiresartwork | unofficial | nosoundhardware | incomplete | cocktail |
| preliminary | preliminary | unsupported | no | no | no | no | |
|
input
| players | coins | service | tilt |
| 1 | 5 | yes | no |
|
port
| tag |
| :AUX1 |
| :AUX2 |
| :BLACK1 |
| :BLACK2 |
| :DIL1 |
| :DIL2 |
| :ORANGE1 |
| :ORANGE2 |
|
sound
|